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package org.apache.catalina;
import java.util.EventObject;
/**
* General event for notifying listeners of significant changes on a Container.
*
* @author Craig R. McClanahan
* @version $Revision: 1.5 $ $Date: 2007/05/05 05:31:51 $
*/
public final class ContainerEvent extends EventObject {
public static final String BEFORE_CONTEXT_INITIALIZED
= "beforeContextInitialized";
public static final String AFTER_CONTEXT_INITIALIZED
= "afterContextInitialized";
public static final String BEFORE_CONTEXT_DESTROYED
= "beforeContextDestroyed";
public static final String AFTER_CONTEXT_DESTROYED
= "afterContextDestroyed";
public static final String BEFORE_CONTEXT_ATTRIBUTE_ADDED
= "beforeContextAttributeAdded";
public static final String AFTER_CONTEXT_ATTRIBUTE_ADDED
= "afterContextAttributeAdded";
public static final String BEFORE_CONTEXT_ATTRIBUTE_REMOVED
= "beforeContextAttributeRemoved";
public static final String AFTER_CONTEXT_ATTRIBUTE_REMOVED
= "afterContextAttributeRemoved";
public static final String BEFORE_CONTEXT_ATTRIBUTE_REPLACED
= "beforeContextAttributeReplaced";
public static final String AFTER_CONTEXT_ATTRIBUTE_REPLACED
= "afterContextAttributeReplaced";
public static final String BEFORE_REQUEST_INITIALIZED
= "beforeRequestInitialized";
public static final String AFTER_REQUEST_INITIALIZED
= "afterRequestInitialized";
public static final String BEFORE_REQUEST_DESTROYED
= "beforeRequestDestroyed";
public static final String AFTER_REQUEST_DESTROYED
= "afterRequestDestroyed";
public static final String BEFORE_SESSION_CREATED
= "beforeSessionCreated";
public static final String AFTER_SESSION_CREATED
= "afterSessionCreated";
public static final String BEFORE_SESSION_DESTROYED
= "beforeSessionDestroyed";
public static final String AFTER_SESSION_DESTROYED
= "afterSessionDestroyed";
public static final String BEFORE_SESSION_ATTRIBUTE_ADDED
= "beforeSessionAttributeAdded";
public static final String AFTER_SESSION_ATTRIBUTE_ADDED
= "afterSessionAttributeAdded";
public static final String BEFORE_SESSION_ATTRIBUTE_REMOVED
= "beforeSessionAttributeRemoved";
public static final String AFTER_SESSION_ATTRIBUTE_REMOVED
= "afterSessionAttributeRemoved";
public static final String BEFORE_SESSION_ATTRIBUTE_REPLACED
= "beforeSessionAttributeReplaced";
public static final String AFTER_SESSION_ATTRIBUTE_REPLACED
= "afterSessionAttributeReplaced";
public static final String BEFORE_FILTER_INITIALIZED
= "beforeFilterInitialized";
public static final String AFTER_FILTER_INITIALIZED
= "afterFilterInitialized";
public static final String BEFORE_FILTER_DESTROYED
= "beforeFilterDestroyed";
public static final String AFTER_FILTER_DESTROYED
= "afterFilterDestroyed";
public static final String AFTER_LISTENER_INSTANTIATED
= "afterListenerInstantiated";
/**
* The Container on which this event occurred.
*/
private Container container = null;
/**
* The event data associated with this event.
*/
private Object data = null;
/**
* The event type this instance represents.
*/
private String type = null;
/**
* Construct a new ContainerEvent with the specified parameters.
*
* @param container Container on which this event occurred
* @param type Event type
* @param data Event data
*/
public ContainerEvent(Container container, String type, Object data) {
super(container);
this.container = container;
this.type = type;
this.data = data;
}
/**
* Return the event data of this event.
*/
public Object getData() {
return (this.data);
}
/**
* Return the Container on which this event occurred.
*/
public Container getContainer() {
return (this.container);
}
/**
* Return the event type of this event.
*/
public String getType() {
return (this.type);
}
/**
* Return a string representation of this event.
*/
public String toString() {
return ("ContainerEvent['" + getContainer() + "','" +
getType() + "','" + getData() + "']");
}
}
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